func (s *S) TestRemoveUnits(c *gocheck.C) {
var calls int32
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
v := atomic.LoadInt32(&calls)
atomic.StoreInt32(&calls, v+1)
w.WriteHeader(http.StatusNoContent)
}))
srvc := service.Service{Name: "mysql", Endpoint: map[string]string{"production": ts.URL}}
err := srvc.Create()
c.Assert(err, gocheck.IsNil)
defer s.conn.Services().Remove(bson.M{"_id": "mysql"})
app := App{
Name: "chemistry",
Framework: "python",
}
instance := service.ServiceInstance{
Name: "my-inst",
ServiceName: "mysql",
Teams: []string{s.team.Name},
Apps: []string{app.Name},
}
instance.Create()
defer s.conn.ServiceInstances().Remove(bson.M{"name": "my-inst"})
err = s.conn.Apps().Insert(app)
c.Assert(err, gocheck.IsNil)
defer s.conn.Apps().Remove(bson.M{"name": app.Name})
c.Assert(err, gocheck.IsNil)
s.provisioner.Provision(&app)
defer s.provisioner.Destroy(&app)
app.AddUnits(4)
otherApp := App{Name: app.Name, Units: app.Units}
err = otherApp.RemoveUnits(2)
c.Assert(err, gocheck.IsNil)
ts.Close()
units := s.provisioner.GetUnits(&app)
c.Assert(units, gocheck.HasLen, 3) // when you provision you already have one, so it's 4+1-2 (in provisioner, in app struct we have 2)
c.Assert(units[0].Name, gocheck.Equals, "chemistry/0")
c.Assert(units[1].Name, gocheck.Equals, "chemistry/3")
c.Assert(units[2].Name, gocheck.Equals, "chemistry/4")
err = app.Get()
c.Assert(err, gocheck.IsNil)
c.Assert(app.Framework, gocheck.Equals, "python")
c.Assert(app.Units, gocheck.HasLen, 2)
c.Assert(app.Units[0].Name, gocheck.Equals, "chemistry/3")
c.Assert(app.Units[1].Name, gocheck.Equals, "chemistry/4")
ok := make(chan int8)
go func() {
for _ = range time.Tick(1e3) {
if atomic.LoadInt32(&calls) == 2 {
ok <- 1
return
}
}
}()
select {
case <-ok:
case <-time.After(2e9):
c.Fatal("Did not call service endpoint twice.")
}
}
func (s *S) TestPiler(c *check.C) {
epsilon := 0.95
for _, f := range []PileFilter{
nil,
func(a, b *feat.Feature, pa, pb *PileInterval) bool {
lpa := float64(pa.End - pa.Start)
lpb := float64(pb.End - pb.Start)
return float64(a.Len()) >= lpa*epsilon || float64(b.Len()) >= lpb*epsilon
},
} {
p := NewPiler(0)
for _, fp := range testPairs {
err := p.Add(fp)
if err != nil {
c.Fatal(err)
}
}
piles, err := p.Piles(f)
if err != nil {
c.Fatal(err)
}
for i, pi := range piles {
c.Logf("%d %v", i, pi)
for _, fp := range pi.Images {
c.Logf("\t%v", fp)
c.Check(fp.A.Meta, check.DeepEquals, pi)
}
}
}
}
func (s *QueryBuilderSuite) TestGetItemQuery(c *gocheck.C) {
primary := dynamodb.NewStringAttribute("domain", "")
key := dynamodb.PrimaryKey{primary, nil}
table := s.server.NewTable("sites", key)
q := dynamodb.NewQuery(table)
q.AddKey(table, &dynamodb.Key{HashKey: "test"})
queryJson, err := simplejson.NewJson([]byte(q.String()))
if err != nil {
c.Fatal(err)
}
expectedJson, err := simplejson.NewJson([]byte(`
{
"Key": {
"domain": {
"S": "test"
}
},
"TableName": "sites"
}
`))
if err != nil {
c.Fatal(err)
}
c.Check(queryJson, gocheck.DeepEquals, expectedJson)
}
func (s *S) TestWrite(c *check.C) {
b := &B{&bytes.Buffer{}}
w := NewWriter(b, 0, 60, false)
for _, t := range T {
if f1, err := featureOf(ps, t.start, t.end, false); err != nil {
c.Fatal(err)
} else {
if f2, err := featureOf(ps, t.start, t.end, false); err != nil {
c.Fatal(err)
} else {
n, err := w.Write(&FeaturePair{A: f1, B: f2})
c.Check(n, check.Not(check.Equals), 0)
c.Check(err, check.Equals, nil)
}
}
}
c.Check(string(b.Bytes()), check.Equals, "")
w.Close()
c.Check(string(b.Bytes()), check.Equals,
`deBruijn2 pals hit 1 6 0.0000 . . Target deBruijn2 1 6; maxe 0
deBruijn2 pals hit 2 6 0.0000 . . Target deBruijn2 2 6; maxe 0
deBruijn2 pals hit 1 16 0.0000 . . Target deBruijn2 1 16; maxe 0
deBruijn1 pals hit 1 4 0.0000 . . Target deBruijn1 1 4; maxe 0
deBruijn5 pals hit 1 904 0.0000 . . Target deBruijn5 1 904; maxe 0
deBruijn8 pals hit 1025 4095 0.0000 . . Target deBruijn8 1025 4095; maxe 0
`)
}
// Tests
func (s *S) TestHash(c *check.C) {
var (
err error
f *os.File
md5hash []byte
)
// FIXME: This will not work with MacOS.
if _, err = exec.LookPath("md5sum"); err != nil {
c.Skip(err.Error())
}
md5sum := exec.Command("md5sum", "./files_test.go")
b := &bytes.Buffer{}
md5sum.Stdout = b
if err = md5sum.Run(); err != nil {
c.Fatal(err)
}
if f, err = os.Open("./files_test.go"); err != nil {
c.Fatalf("%v %s", md5sum, err)
}
if md5hash, err = Hash(md5.New(), f); err != nil {
c.Fatal(err)
}
md5string := fmt.Sprintf("%x .*\n", md5hash)
c.Check(string(b.Bytes()), check.Matches, md5string)
}
func (s *S) TestKmerFrequencies(c *check.C) {
for k := MinKmerLen; k <= MaxKmerLen; k++ {
if i, err := New(k, s.Seq); err != nil {
c.Fatalf("New KmerIndex failed: %v", err)
} else {
freqs, ok := i.KmerFrequencies()
c.Check(ok, check.Equals, true)
hashFreqs := make(map[string]int)
for i := 0; i+k <= s.Seq.Len(); i++ {
hashFreqs[string(s.Seq.Seq[i:i+k])]++
}
for key := range freqs {
if freqs[key] != hashFreqs[i.Stringify(key)] {
c.Logf("seq %s\n", s.Seq)
c.Logf("key %x, string of %q\n", key, i.Stringify(key))
}
c.Check(freqs[key], check.Equals, hashFreqs[i.Stringify(key)])
}
for key := range hashFreqs {
if keyKmer, err := i.KmerOf(key); err != nil {
c.Fatal(err)
} else {
if freqs[keyKmer] != hashFreqs[key] {
c.Logf("seq %s\n", s.Seq)
c.Logf("keyKmer %x, string of %q, key %q\n", keyKmer, i.Stringify(keyKmer), key)
}
c.Check(freqs[keyKmer], check.Equals, hashFreqs[key])
}
}
}
}
}
func (s *S) TestWeightedTimeSeeded(c *check.C) {
c.Log("Note: This test is stochastic and is expected to fail with probability ≈ 0.05.")
rand.Seed(time.Now().Unix())
f := make([]float64, len(sel))
ts := make(Selector, len(sel))
for i := 0; i < 1e6; i++ {
copy(ts, sel)
ts.Init()
item, err := ts.Select()
if err != nil {
c.Fatal(err)
}
f[item-1]++
}
fsum, exsum := 0., 0.
for i := range f {
fsum += f[i]
exsum += exp[i]
}
fac := fsum / exsum
for i := range f {
exp[i] *= fac
}
// Check that our obtained values are within statistical expectations for p = 0.05.
// This will not be true approximately 1 in 20 tests.
X := chi2(f, exp)
c.Logf("H₀: d(Sample) = d(Expect), H₁: d(S) ≠ d(Expect). df = %d, p = 0.05, X² threshold = %.2f, X² = %f", len(f)-1, sigChi2, X)
c.Check(X < sigChi2, check.Equals, true)
}
func (s *S) TestCreateTokenRemoveOldTokens(c *gocheck.C) {
config.Set("auth:max-simultaneous-sessions", 2)
u := User{Email: "*****@*****.**", Password: "******"}
err := u.Create()
c.Assert(err, gocheck.IsNil)
defer s.conn.Users().Remove(bson.M{"email": u.Email})
defer s.conn.Tokens().RemoveAll(bson.M{"useremail": u.Email})
t1, err := newUserToken(&u)
c.Assert(err, gocheck.IsNil)
t2 := t1
t2.Token += "aa"
err = s.conn.Tokens().Insert(t1, t2)
_, err = u.CreateToken("123456")
c.Assert(err, gocheck.IsNil)
ok := make(chan bool, 1)
go func() {
for {
ct, err := s.conn.Tokens().Find(bson.M{"useremail": u.Email}).Count()
c.Assert(err, gocheck.IsNil)
if ct == 2 {
ok <- true
return
}
runtime.Gosched()
}
}()
select {
case <-ok:
case <-time.After(2e9):
c.Fatal("Did not remove old tokens after 2 seconds")
}
}
func (s *S) TestProvisionerDestroy(c *gocheck.C) {
err := newImage("tsuru/python", s.server.URL())
c.Assert(err, gocheck.IsNil)
cont, err := s.newContainer(nil)
c.Assert(err, gocheck.IsNil)
app := testing.NewFakeApp(cont.AppName, "python", 1)
var p dockerProvisioner
p.Provision(app)
c.Assert(p.Destroy(app), gocheck.IsNil)
ok := make(chan bool, 1)
go func() {
coll := collection()
defer coll.Close()
for {
ct, err := coll.Find(bson.M{"appname": cont.AppName}).Count()
if err != nil {
c.Fatal(err)
}
if ct == 0 {
ok <- true
return
}
runtime.Gosched()
}
}()
select {
case <-ok:
case <-time.After(10e9):
c.Fatal("Timed out waiting for the container to be destroyed (10 seconds)")
}
c.Assert(rtesting.FakeRouter.HasBackend("myapp"), gocheck.Equals, false)
}
func (s *AmazonServer) SetUp(c *gocheck.C) {
auth, err := aws.EnvAuth()
if err != nil {
c.Fatal(err)
}
s.auth = auth
}
func (s *S) TestUndirectedConnectedComponent(c *check.C) {
g := undirected(c, uv)
f := func(_ Edge) bool { return true }
c.Check(len(g.ConnectedComponents(f)), check.Equals, 1)
g.DeleteByID(deleteNode)
nodes, edges := make(map[int]int), make(map[int]int)
for _, n := range uv {
nodes[n.u], nodes[n.v] = 1, 1
edges[n.u]++
edges[n.v]++
}
c.Check(g.Order(), check.Equals, len(nodes)-1)
c.Check(g.Size(), check.Equals, len(uv)-edges[deleteNode])
cc := g.ConnectedComponents(f)
c.Check(len(cc), check.Equals, 2)
for i, p := range cc {
c.Check(len(p), check.Equals, partSizes[i])
for _, n := range p {
c.Check(parts[n.ID()], check.Equals, i)
}
g0, err := p.BuildUndirected(true)
if err != nil {
c.Fatal(err)
}
c.Check(g0.Order(), check.Equals, partSizes[i])
c.Check(g0.Size(), check.Equals, partSizes[i])
}
}
func (s *S) TestCollectStatusIDChangeFromPending(c *gocheck.C) {
server, url := badGatewayServer()
defer server.Close()
tmpdir, err := commandmocker.Add("juju", generateOutput(url))
c.Assert(err, gocheck.IsNil)
defer commandmocker.Remove(tmpdir)
p := JujuProvisioner{}
collection := p.unitsCollection()
defer collection.Close()
err = collection.Insert(instance{UnitName: "as_i_rise/0", InstanceID: "pending"})
c.Assert(err, gocheck.IsNil)
defer collection.Remove(bson.M{"_id": bson.M{"$in": []string{"as_i_rise/0", "the_infanta/0"}}})
_, err = p.CollectStatus()
c.Assert(err, gocheck.IsNil)
done := make(chan int8)
go func() {
for {
q := bson.M{"_id": "as_i_rise/0", "instanceid": "i-00000439"}
ct, err := collection.Find(q).Count()
c.Assert(err, gocheck.IsNil)
if ct == 1 {
done <- 1
return
}
runtime.Gosched()
}
}()
select {
case <-done:
case <-time.After(5e9):
c.Fatal("Did not update the unit after 5 seconds.")
}
}
func (s *S) TestCollectStatusIDChangeDisabledELB(c *gocheck.C) {
tmpdir, err := commandmocker.Add("juju", collectOutput)
c.Assert(err, gocheck.IsNil)
defer commandmocker.Remove(tmpdir)
p := JujuProvisioner{}
conn, collection := p.unitsCollection()
defer conn.Close()
err = collection.Insert(instance{UnitName: "as_i_rise/0", InstanceId: "i-00000239"})
c.Assert(err, gocheck.IsNil)
defer collection.Remove(bson.M{"_id": bson.M{"$in": []string{"as_i_rise/0", "the_infanta/0"}}})
_, err = p.CollectStatus()
c.Assert(err, gocheck.IsNil)
done := make(chan int8)
go func() {
for {
q := bson.M{"_id": "as_i_rise/0", "instanceid": "i-00000439"}
ct, err := collection.Find(q).Count()
c.Assert(err, gocheck.IsNil)
if ct == 1 {
done <- 1
return
}
time.Sleep(1e3)
}
}()
select {
case <-done:
case <-time.After(5e9):
c.Fatal("Did not update the unit after 5 seconds.")
}
}
func (s *DynamoDBTest) WaitUntilStatus(c *gocheck.C, status string) {
// We should wait until the table is in specified status because a real DynamoDB has some delay for ready
done := make(chan bool)
timeout := time.After(TIMEOUT)
go func() {
for {
select {
case <-done:
return
default:
desc, err := s.table.DescribeTable()
if err != nil {
c.Fatal(err)
}
if desc.TableStatus == status {
done <- true
return
}
time.Sleep(5 * time.Second)
}
}
}()
select {
case <-done:
break
case <-timeout:
c.Errorf("Expect a status to be %s, but timed out", status)
close(done)
}
}
func (s *S) TestProvisionerProvision(c *gocheck.C) {
config.Set("local:authorized-key-path", "somepath")
rfs := &fstesting.RecordingFs{}
fsystem = rfs
defer func() {
fsystem = nil
}()
f, _ := os.Open("testdata/dnsmasq.leases")
data, err := ioutil.ReadAll(f)
c.Assert(err, gocheck.IsNil)
file, err := rfs.Create("/var/lib/misc/dnsmasq.leases")
c.Assert(err, gocheck.IsNil)
_, err = file.Write(data)
c.Assert(err, gocheck.IsNil)
tmpdir, err := commandmocker.Add("sudo", "$*")
c.Assert(err, gocheck.IsNil)
defer commandmocker.Remove(tmpdir)
sshTempDir, err := commandmocker.Add("ssh", "$*")
c.Assert(err, gocheck.IsNil)
defer commandmocker.Remove(sshTempDir)
scpTempDir, err := commandmocker.Add("scp", "$*")
c.Assert(err, gocheck.IsNil)
defer commandmocker.Remove(scpTempDir)
var p LocalProvisioner
app := testing.NewFakeApp("myapp", "python", 0)
defer p.collection().Remove(bson.M{"name": "myapp"})
c.Assert(p.Provision(app), gocheck.IsNil)
ok := make(chan bool, 1)
go func() {
for {
coll := s.conn.Collection(s.collName)
ct, err := coll.Find(bson.M{"name": "myapp", "status": provision.StatusStarted}).Count()
if err != nil {
c.Fatal(err)
}
if ct > 0 {
ok <- true
return
}
time.Sleep(1e3)
}
}()
select {
case <-ok:
case <-time.After(10e9):
c.Fatal("Timed out waiting for the container to be provisioned (10 seconds)")
}
c.Assert(commandmocker.Ran(tmpdir), gocheck.Equals, true)
expected := "lxc-create -t ubuntu -n myapp -- -S somepath"
expected += "lxc-start --daemon -n myapp"
expected += "service nginx restart"
c.Assert(commandmocker.Output(tmpdir), gocheck.Equals, expected)
var unit provision.Unit
err = s.conn.Collection(s.collName).Find(bson.M{"name": "myapp"}).One(&unit)
c.Assert(err, gocheck.IsNil)
c.Assert(unit.Ip, gocheck.Equals, "10.10.10.15")
}
func (s *S) TestFeaturise(c *check.C) {
for _, t := range T {
f, err := featureOf(ps, t.start, t.end, false)
if err != nil {
c.Fatal(err)
}
c.Check(f.String(), check.Equals, t.result)
}
}
func (s *ELBSuite) TestCollectStatusWithELBAndIDChange(c *gocheck.C) {
a := testing.NewFakeApp("symfonia", "symfonia", 0)
p := JujuProvisioner{}
router, err := Router()
c.Assert(err, gocheck.IsNil)
err = router.AddBackend(a.GetName())
c.Assert(err, gocheck.IsNil)
defer router.RemoveBackend(a.GetName())
id1 := s.server.NewInstance()
defer s.server.RemoveInstance(id1)
id2 := s.server.NewInstance()
defer s.server.RemoveInstance(id2)
id3 := s.server.NewInstance()
defer s.server.RemoveInstance(id3)
collection := p.unitsCollection()
defer collection.Close()
err = collection.Insert(instance{UnitName: "symfonia/0", InstanceID: id3})
c.Assert(err, gocheck.IsNil)
err = router.AddRoute(a.GetName(), id3)
c.Assert(err, gocheck.IsNil)
err = router.AddRoute(a.GetName(), id2)
c.Assert(err, gocheck.IsNil)
q := bson.M{"_id": bson.M{"$in": []string{"symfonia/0", "symfonia/1", "symfonia/2", "raise/0"}}}
defer collection.Remove(q)
output := strings.Replace(simpleCollectOutput, "i-00004444", id1, 1)
output = strings.Replace(output, "i-00004445", id2, 1)
tmpdir, err := commandmocker.Add("juju", output)
c.Assert(err, gocheck.IsNil)
defer commandmocker.Remove(tmpdir)
_, err = p.CollectStatus()
c.Assert(err, gocheck.IsNil)
done := make(chan int8)
go func() {
for {
q := bson.M{"_id": "symfonia/0", "instanceid": id1}
ct, err := collection.Find(q).Count()
c.Assert(err, gocheck.IsNil)
if ct == 1 {
done <- 1
return
}
runtime.Gosched()
}
}()
select {
case <-done:
case <-time.After(5e9):
c.Fatal("Did not save the unit after 5 seconds.")
}
resp, err := s.client.DescribeLoadBalancers(a.GetName())
c.Assert(err, gocheck.IsNil)
c.Assert(resp.LoadBalancerDescriptions, gocheck.HasLen, 1)
instances := resp.LoadBalancerDescriptions[0].Instances
c.Assert(instances, gocheck.HasLen, 2)
c.Assert(instances[0].InstanceId, gocheck.Equals, id2)
c.Assert(instances[1].InstanceId, gocheck.Equals, id1)
}
func (s *LiveSuite) SetUpSuite(c *gocheck.C) {
if !Amazon {
c.Skip("amazon tests not enabled (-amazon flag)")
}
auth, err := aws.EnvAuth()
if err != nil {
c.Fatal(err.Error())
}
s.auth = auth
}
func (s *SuiteI) SetUpSuite(c *gocheck.C) {
if !*integration {
c.Skip("Integration tests not enabled (-int flag)")
}
auth, err := aws.EnvAuth()
if err != nil {
c.Fatal(err)
}
s.auth = auth
}
func (s *S) TestNotifyFiltered(c *gocheck.C) {
var logs struct {
l []interface{}
sync.Mutex
}
app := App{Name: "fade"}
l, err := NewLogListener(&app, Applog{Source: "tsuru", Unit: "unit1"})
c.Assert(err, gocheck.IsNil)
defer l.Close()
go func() {
for log := range l.C {
logs.Lock()
logs.l = append(logs.l, log)
logs.Unlock()
}
}()
t := time.Date(2014, 7, 10, 15, 0, 0, 0, time.UTC)
ms := []interface{}{
Applog{Date: t, Message: "Something went wrong. Check it out:", Source: "tsuru", Unit: "unit1"},
Applog{Date: t, Message: "This program has performed an illegal operation.", Source: "other", Unit: "unit1"},
Applog{Date: t, Message: "Last one.", Source: "tsuru", Unit: "unit2"},
}
notify(app.Name, ms)
done := make(chan bool, 1)
q := make(chan bool)
go func(quit chan bool) {
for _ = range time.Tick(1e3) {
select {
case <-quit:
return
default:
}
logs.Lock()
if len(logs.l) == 1 {
logs.Unlock()
done <- true
return
}
logs.Unlock()
}
}(q)
select {
case <-done:
case <-time.After(2e9):
defer close(q)
c.Fatal("Timed out.")
}
logs.Lock()
defer logs.Unlock()
expected := []interface{}{
Applog{Date: t, Message: "Something went wrong. Check it out:", Source: "tsuru", Unit: "unit1"},
}
c.Assert(logs.l, gocheck.DeepEquals, expected)
}
func (s *TestSuite) TestCustomJSONMarshals(c *gocheck.C) {
/* Heartbeat (for Heartbeat request/response) */
var hb, hB *Heartbeat
hb = &Heartbeat{time.Now()}
js, err := hb.MarshalJSON()
c.Assert(err, gocheck.IsNil)
err = json.Unmarshal(js, &hB)
c.Assert(err, gocheck.IsNil)
if hb.Timestamp.UnixNano()/1e6 != hB.Timestamp.UnixNano()/1e6 {
c.Fatal("Timestamp changed during Marshal/Unmarshal")
}
}
func (s *UpgradeSuite) TestDowngradeOnMasterWhenOtherStateServerDoesntStartUpgrade(c *gc.C) {
// This test checks that the master triggers a downgrade if one of
// the other state server fails to signal it is ready for upgrade.
//
// This test is functional, ensuring that the upgrader worker
// terminates the machine agent with the UpgradeReadyError which
// makes the downgrade happen.
// Speed up the watcher frequency to make the test much faster.
s.PatchValue(&watcher.Period, 200*time.Millisecond)
// Provide (fake) tools so that the upgrader has something to downgrade to.
envtesting.AssertUploadFakeToolsVersions(c, s.Environ.Storage(), s.oldVersion)
// Only the first machine is going to be ready for upgrade.
machineIdA, machineIdB, _ := s.createUpgradingStateServers(c)
// One of the other state servers is ready for upgrade (but machine C doesn't).
info, err := s.State.EnsureUpgradeInfo(machineIdB, s.oldVersion.Number, version.Current.Number)
c.Assert(err, gc.IsNil)
agent := s.newAgentFromMachineId(c, machineIdA)
defer agent.Stop()
s.machineIsMaster = true
var agentErr error
agentDone := make(chan bool)
go func() {
agentErr = agent.Run(nil)
close(agentDone)
}()
select {
case <-agentDone:
upgradeReadyErr, ok := agentErr.(*upgrader.UpgradeReadyError)
if !ok {
c.Fatalf("didn't see UpgradeReadyError, instead got: %v", agentErr)
}
// Confirm that the downgrade is back to the previous version.
c.Assert(upgradeReadyErr.OldTools, gc.Equals, version.Current)
c.Assert(upgradeReadyErr.NewTools, gc.Equals, s.oldVersion)
case <-time.After(coretesting.LongWait):
c.Fatal("machine agent did not exit as expected")
}
// UpgradeInfo doc should now be archived.
err = info.Refresh()
c.Assert(err, gc.ErrorMatches, "current upgrade info not found")
}
func (s *S) TestUndirectedMerge(c *check.C) {
g := undirected(c, uv)
order := g.Order()
size := g.Size()
err := g.Merge(g.Node(7), g.Node(9))
if err != nil {
c.Fatal(err)
}
conn, err := g.ConnectingEdges(g.Node(7), g.Node(7))
if err != nil {
c.Fatal(err)
}
c.Check(len(conn), check.Equals, 1)
c.Check(conn[0].String(), check.Equals, "7--7")
c.Check(g.Order(), check.Equals, order-1)
c.Check(g.Size(), check.Equals, size)
c.Check(g.Node(7).Degree(), check.Equals, 6)
c.Check(len(g.Node(7).Edges()), check.Equals, 5)
err = g.Merge(g.Node(6), g.Node(3))
if err != nil {
c.Fatal(err)
}
conn, err = g.ConnectingEdges(g.Node(7), g.Node(6))
if err != nil {
c.Fatal(err)
}
c.Check(len(conn), check.Equals, 2)
}
func (s *PublishSuite) TestInferURL(c *gc.C) {
addMeta(c, s.branch, "")
cmd := &PublishCommand{}
cmd.ChangePushLocation(func(location string) string {
c.Assert(location, gc.Equals, "lp:charms/precise/wordpress")
c.SucceedNow()
panic("unreachable")
})
_, err := testing.RunCommandInDir(c, envcmd.Wrap(cmd), []string{"precise/wordpress"}, s.dir)
c.Assert(err, gc.IsNil)
c.Fatal("shouldn't get here; location closure didn't run?")
}
func (s *S) TestProvisionerDestroy(c *gocheck.C) {
fexec := &etesting.FakeExecutor{}
execut = fexec
defer func() {
execut = nil
}()
w := new(bytes.Buffer)
l := stdlog.New(w, "", stdlog.LstdFlags)
log.SetLogger(l)
app := testing.NewFakeApp("myapp", "python", 1)
u := provision.Unit{
Name: app.ProvisionUnits()[0].GetName(),
AppName: app.GetName(),
Machine: app.ProvisionUnits()[0].GetMachine(),
InstanceId: app.ProvisionUnits()[0].GetInstanceId(),
Status: provision.StatusCreating,
}
err := s.conn.Collection(s.collName).Insert(&u)
c.Assert(err, gocheck.IsNil)
img := image{Name: app.GetName()}
err = s.conn.Collection(s.imageCollName).Insert(&img)
c.Assert(err, gocheck.IsNil)
var p DockerProvisioner
c.Assert(p.Destroy(app), gocheck.IsNil)
ok := make(chan bool, 1)
go func() {
for {
coll := s.conn.Collection(s.collName)
ct, err := coll.Find(bson.M{"name": u.Name}).Count()
if err != nil {
c.Fatal(err)
}
if ct == 0 {
ok <- true
return
}
runtime.Gosched()
}
}()
select {
case <-ok:
case <-time.After(10e9):
c.Error("Timed out waiting for the container to be destroyed (10 seconds)")
}
args := []string{"stop", "i-01"}
c.Assert(fexec.ExecutedCmd("docker", args), gocheck.Equals, true)
args = []string{"rm", "i-01"}
c.Assert(fexec.ExecutedCmd("docker", args), gocheck.Equals, true)
}
func (s *S) TestUndirectedConnected(c *check.C) {
g := undirected(c, uv)
n := g.Nodes()
conns := 0
for i := 0; i < g.Order(); i++ {
for j := 0; j < g.Order(); j++ {
if ok, err := g.Connected(n[i], n[j]); ok {
conns++
} else if err != nil {
c.Fatal(err)
}
}
}
c.Check(conns, check.Equals, 2*g.Size()+g.Order())
}
func (s *MgoSuite) TearDownTest(c *gc.C) {
MgoServer.Reset()
s.Session.Close()
for i := 0; ; i++ {
stats := mgo.GetStats()
if stats.SocketsInUse == 0 && stats.SocketsAlive == 0 {
break
}
if i == 20 {
c.Fatal("Test left sockets in a dirty state")
}
c.Logf("Waiting for sockets to die: %d in use, %d alive", stats.SocketsInUse, stats.SocketsAlive)
time.Sleep(500 * time.Millisecond)
}
}
func (s *S) TestNotify(c *gocheck.C) {
var logs struct {
l []interface{}
sync.Mutex
}
app := App{Name: "fade"}
l := NewLogListener(&app)
defer l.Close()
go func() {
for log := range l.C {
logs.Lock()
logs.l = append(logs.l, log)
logs.Unlock()
}
}()
ms := []interface{}{
Applog{Date: time.Now(), Message: "Something went wrong. Check it out:", Source: "tsuru"},
Applog{Date: time.Now(), Message: "This program has performed an illegal operation.", Source: "tsuru"},
}
notify(app.Name, ms)
done := make(chan bool, 1)
q := make(chan bool)
go func(quit chan bool) {
for _ = range time.Tick(1e3) {
select {
case <-quit:
return
default:
}
logs.Lock()
if len(logs.l) == 2 {
logs.Unlock()
done <- true
return
}
logs.Unlock()
}
}(q)
select {
case <-done:
case <-time.After(2e9):
defer close(q)
c.Fatal("Timed out.")
}
logs.Lock()
defer logs.Unlock()
c.Assert(logs.l, gocheck.DeepEquals, ms)
}
func (s *S) TestProvisionerDestroy(c *gocheck.C) {
fexec := &etesting.FakeExecutor{}
setExecut(fexec)
defer setExecut(nil)
w := new(bytes.Buffer)
l := stdlog.New(w, "", stdlog.LstdFlags)
log.SetLogger(l)
app := testing.NewFakeApp("myapp", "python", 1)
cont := container{
Id: app.ProvisionUnits()[0].GetName(),
AppName: app.GetName(),
}
err := s.conn.Collection(s.collName).Insert(cont)
c.Assert(err, gocheck.IsNil)
defer s.conn.Collection(s.collName).RemoveId(cont.Id)
s.conn.Collection(s.collName).Insert(container{Id: "something-01", AppName: app.GetName()})
defer s.conn.Collection(s.collName).RemoveId("something-01")
img := image{Name: app.GetName()}
err = s.conn.Collection(s.imageCollName).Insert(&img)
c.Assert(err, gocheck.IsNil)
var p dockerProvisioner
p.Provision(app)
c.Assert(p.Destroy(app), gocheck.IsNil)
ok := make(chan bool, 1)
go func() {
coll := s.conn.Collection(s.collName)
for {
ct, err := coll.Find(bson.M{"appname": cont.AppName}).Count()
if err != nil {
c.Fatal(err)
}
if ct == 0 {
ok <- true
return
}
runtime.Gosched()
}
}()
select {
case <-ok:
case <-time.After(10e9):
c.Fatal("Timed out waiting for the container to be destroyed (10 seconds)")
}
args := []string{"rm", "myapp/0"}
c.Assert(fexec.ExecutedCmd("docker", args), gocheck.Equals, true)
c.Assert(rtesting.FakeRouter.HasBackend("myapp"), gocheck.Equals, false)
}
func (s *S) TestUndirectedBuild(c *check.C) {
g := undirected(c, uv)
g0, err := g.Nodes().BuildUndirected(false)
if err != nil {
c.Fatal(err)
}
for _, n := range g.Nodes() {
id := n.ID()
c.Check(g0.Node(id).ID(), check.Equals, g.Node(id).ID())
}
for i := range g.Edges() {
c.Check(g0.Edge(i).ID(), check.Equals, i)
c.Check(g0.Edge(i).ID(), check.Equals, g.Edge(i).ID())
c.Check(g0.Edge(i).Head().ID(), check.Equals, g.Edge(i).Head().ID())
c.Check(g0.Edge(i).Tail().ID(), check.Equals, g.Edge(i).Tail().ID())
}
}